Which of the half-million apps out there will truly simplify your life? We've done the homework and found cool Android and iPhone apps that will make your life easier.

Doody Calls Vacationing in a new city? Or maybe you're out shopping with the kiddos? Either way, someone's bound to have an inopportune urge. Sit or Squat lets you know where the nearest public toilet is. (free; itunes.com)

Keep Calm Plan for the worst, hope for the best! That's the philosophy behind S.O.S. by the American Red Cross, which provides don't-panic demos on how to handle common emergency situations, like CPR, before first responders arrive. (free; market.android.com)

Fun on the Run Before your kid has time to say “I'm booooored,” Mom Maps will spit out a list of parks, playgrounds, restaurants, museums, and indoor play spaces in your area, along with, yes, a map to get there. (free; itunes.com)

Checking It Twice Manage everyone's wishes, and stay on budget, from one convenient digital place with Holiday Gift List. It tallies your spending as you check off each purchase. ($2; itunes.com)

This article originally appeared in the December/January 2012 issue of Parenting.